#
# FreeRTOS memory safety proofs with CBMC.
# Copyright (C) 2019 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use, copy,
# modify, merge, publish, distribute, sublicense, and/or sell copies
# of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#
# http://aws.amazon.com/freertos
# http://www.FreeRTOS.org
#

{
  # This bound on queue size is needed to bound a loop in prvUnlockQueue
  "PRV_UNLOCK_UNWINDING_BOUND": 4,

  # This is a bound on the timeout cycles
  "QueueSemaphoreTake_BOUND": 4,

  "ENTRY": "QueueTakeMutexRecursive",
  "CBMCFLAGS": [
    "--unwind {QueueSemaphoreTake_BOUND}",
    "--unwindset prvUnlockQueue.0:{PRV_UNLOCK_UNWINDING_BOUND},prvUnlockQueue.1:{PRV_UNLOCK_UNWINDING_BOUND}",
    "--signed-overflow-check",
    "--pointer-overflow-check",
    "--unsigned-overflow-check"
  ],
  "OBJS": [
    "$(ENTRY)_harness.goto",
    "$(FREERTOS)/Source/queue.goto",
    "$(FREERTOS)/Source/list.goto",
    "$(FREERTOS)/Test/CBMC/proofs/CBMCStubLibrary/tasksStubs.goto"
  ],
  "DEF": [
    "configUSE_TRACE_FACILITY=0",
    "configGENERATE_RUN_TIME_STATS=0",
    "PRV_UNLOCK_UNWINDING_BOUND={PRV_UNLOCK_UNWINDING_BOUND}",
    "QueueSemaphoreTake_BOUND={QueueSemaphoreTake_BOUND}"
  ],
  "INC": [
    "."
  ],
  "GENERATE_HEADER": [
    "queue_datastructure.h"
  ]
}
